Description: Very small and cushion-like, about 0.25 mm thick, with both prostrate and short erect filaments.

Habitat: Epiphytic on the stipes of Laminaria in the sublittoral.

Distribution: Few records from the British Isles. Europe: Norway and the Faroes. Greenland. Atlantic coast of North America: Canada.

Similar Species: Burrows (1991) considered Prindendoclonium fucicola to be in this genus. They are very similar. Microscopic examination is required for identification.

Distribution Map from NBN: Pseudopringsheimia confluens at National Biodiversity Network mapping facility, data for UK.

iNaturalist: Pseudopringsheimia confluens at iNaturalist World Species Observations database.

WoRMS: Pseudopringsheimia confluens at World Register of Marine Species. Accepted name: Pseudopringsheimia confluens (Rosenvinge) Wille, 1909. AphiaID: 144880.

Classification: Biota; Plantae; Viridiplantae; Chlorophyta; Chlorophytina; Ulvophyceae; Ulvales; Ulvellaceae; Pseudopringsheimia